Examination of the history and motivation behind SMA, 3.5 mm and 2.92 mm connectors in an effort to determine their mechanical intermateability.

SMA, 3.5 mm and 2.92 mm connectors make reliable, RF components and instrumentation possible. These seemingly mundane devices are the result of evolutionary and revolutionary design, covering a 40-year period and involving several corporations. In their present state, they represent highly evolved, well-defined interface systems. It is not widely...